GILLIAN VILLASANA
NPI 1609570621
Emergency Medicine in Houston, TX

Q: What is Gillian Villasana's NPI number?

The NPI number for Gillian Villasana is 1609570621. It was assigned to this individual provider in the NPPES registry on March 27, 2023. The provider is also known as Gillian Jolly MD.

Q: What is Gillian Villasana's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Gillian Villasana was last updated on April 24, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since March 27, 2023

6431 FANNIN ST STE JJL 2706, HOUSTON, TX 77030(713) 500-7882(713) 500-0758 Get Directions Write a Review

NPPES record last updated: April 24, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 24, 2026, Mar 27, 2023 (2 updates tracked since 2023).

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About Gillian Villasana NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GILLIAN VILLASANA (NPI 1609570621) is an individual emergency medicine provider in Houston, Texas, licensed in Texas (W5608) and active in the NPI registry since March 2023.

NPPES Registry Identity

NPI1609570621

Entity TypeIndividualFemale

Primary Taxonomy207P00000X

Provider Legal NameGILLIAN VILLASANA

Location Address6431 FANNIN ST STE JJL 2706Houston, TX 77030-1501

Mailing Address6431 Fannin St Ste Jjl 2706Houston, TX 77030-1501 · (713) 500-7882 · Fax (713) 500-0758

Phone(713) 500-7882

Fax(713) 500-0758

Sole ProprietorNo

Enumeration DateMarch 27, 2023

Last NPPES UpdateApril 24, 20262 updates tracked since enumeration

NPPES CertifiedApril 24, 2026

✔ NPI 1609570621 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in TX · W5608

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

6431 FANNIN ST STE JJL 2706, Houston, TX 77030

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Other Names 1

Former Name (1)Gillian Jolly Md

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ALEXANDER ZIYU GOAY MD

Student in an Organized Health Care Education/Training Program